将XML记录合并为一个
我是XSLT新手。我有合并和添加的要求 XML: 我如何编写这个XSLT?怎么样将XML记录合并为一个,xml,xslt,Xml,Xslt,我是XSLT新手。我有合并和添加的要求 XML: 我如何编写这个XSLT?怎么样 <?xml version="1.0" encoding="UTF-8"?> <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0"> <xsl:output method="xml" encoding="utf-8" indent="no" /> <xsl:t
<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
<xsl:output method="xml" encoding="utf-8" indent="no" />
<xsl:template match="/">
<OrderDetails>
<xsl:for-each select="//OrderDetail">
<xsl:variable name="this_date" select="Date" />
<xsl:variable name="this_pon" select="PONumber" />
<xsl:variable name="this_loc" select="LocationCode" />
<xsl:variable name="all" select="count(//OrderDetail[Date = $this_date and PONumber = $this_pon and LocationCode = $this_loc]) " />
<xsl:variable name="before" select="count(preceding-sibling::OrderDetail[Date = $this_date and PONumber = $this_pon and LocationCode = $this_loc]) " />
<xsl:if test="$before + 1 = $all">
<!-- we are in the last distinct order, display it -->
<OrderDetail action="add">
<OrderedUnits>
<xsl:value-of select="sum(//OrderDetail[Date = $this_date and PONumber = $this_pon and LocationCode = $this_loc]/OrderedUnits)" />
</OrderedUnits>
<Date>
<xsl:value-of select="Date" />
</Date>
<LocationCode>
<xsl:value-of select="LocationCode" />
</LocationCode>
<PONumber>
<xsl:value-of select="PONumber" />
</PONumber>
</OrderDetail>
</xsl:if>
</xsl:for-each>
</OrderDetails>
</xsl:template>
</xsl:stylesheet>
更正的XML:
<?xml version="1.0" encoding="ISO-8859-1"?>
<OrderDetails>
<OrderDetail action="add">
<OrderedUnits>18</OrderedUnits>
<Date>2013-09-30T00:00:00</Date>
<LocationCode>3202</LocationCode>
<PONumber>022548295755</PONumber>
</OrderDetail>
<OrderDetail action="add">
<OrderedUnits>12</OrderedUnits>
<Date>2013-09-30T00:00:00</Date>
<LocationCode>3202</LocationCode>
<PONumber>022548295755</PONumber>
</OrderDetail>
<OrderDetail action="add">
<OrderedUnits>18</OrderedUnits>
<Date>2013-09-30T00:00:00</Date>
<LocationCode>3202</LocationCode>
<PONumber>022548295762</PONumber>
</OrderDetail>
</OrderDetails>
18
2013-09-30T00:00:00
3202
022548295755
12
2013-09-30T00:00:00
3202
022548295755
18
2013-09-30T00:00:00
3202
022548295762
结果:
30
2013-09-30T00:00:00
3202
022548295755
18
2013-09-30T00:00:00
3202
022548295762
因为您没有指定版本,而且应该有更多的人使用它,所以这里有一个XSLT 2.0选项
XML输入
<OrderDetails>
<OrderDetail action="add">
<OrderedUnits>18</OrderedUnits>
<Date>2013-09-30T00:00:00</Date>
<LocationCode>3202</LocationCode>
<PONumber>022548295755</PONumber>
</OrderDetail>
<OrderDetail action="add">
<OrderedUnits>12</OrderedUnits>
<Date>2013-09-30T00:00:00</Date>
<LocationCode>3202</LocationCode>
<PONumber>022548295755</PONumber>
</OrderDetail>
<OrderDetail action="add">
<OrderedUnits>18</OrderedUnits>
<Date>2013-09-30T00:00:00</Date>
<LocationCode>3202</LocationCode>
<PONumber>022548295762</PONumber>
</OrderDetail>
</OrderDetails>
<OrderDetails>
<OrderDetail action="add">
<OrderedUnits>30</OrderedUnits>
<Date>2013-09-30T00:00:00</Date>
<LocationCode>3202</LocationCode>
<PONumber>022548295755</PONumber>
</OrderDetail>
<OrderDetail action="add">
<OrderedUnits>18</OrderedUnits>
<Date>2013-09-30T00:00:00</Date>
<LocationCode>3202</LocationCode>
<PONumber>022548295762</PONumber>
</OrderDetail>
</OrderDetails>
18
2013-09-30T00:00:00
3202
022548295755
12
2013-09-30T00:00:00
3202
022548295755
18
2013-09-30T00:00:00
3202
022548295762
XSLT2.0
<xsl:stylesheet version="2.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output indent="yes"/>
<xsl:strip-space elements="*"/>
<xsl:template match="@*|node()">
<xsl:copy>
<xsl:apply-templates select="@*|node()"/>
</xsl:copy>
</xsl:template>
<xsl:template match="OrderDetails">
<xsl:copy>
<xsl:apply-templates select="@*"/>
<xsl:for-each-group select="OrderDetail" group-by="string-join((Date,LocationCode,PONumber),'|')">
<xsl:copy>
<xsl:apply-templates select="@*"/>
<xsl:for-each-group select="current-group()/*" group-by="name()">
<xsl:apply-templates select="current-group()[1]"/>
</xsl:for-each-group>
</xsl:copy>
</xsl:for-each-group>
</xsl:copy>
</xsl:template>
<xsl:template match="OrderedUnits">
<xsl:copy>
<xsl:value-of select="sum(current-group())"/>
</xsl:copy>
</xsl:template>
</xsl:stylesheet>
XML输出
<OrderDetails>
<OrderDetail action="add">
<OrderedUnits>18</OrderedUnits>
<Date>2013-09-30T00:00:00</Date>
<LocationCode>3202</LocationCode>
<PONumber>022548295755</PONumber>
</OrderDetail>
<OrderDetail action="add">
<OrderedUnits>12</OrderedUnits>
<Date>2013-09-30T00:00:00</Date>
<LocationCode>3202</LocationCode>
<PONumber>022548295755</PONumber>
</OrderDetail>
<OrderDetail action="add">
<OrderedUnits>18</OrderedUnits>
<Date>2013-09-30T00:00:00</Date>
<LocationCode>3202</LocationCode>
<PONumber>022548295762</PONumber>
</OrderDetail>
</OrderDetails>
<OrderDetails>
<OrderDetail action="add">
<OrderedUnits>30</OrderedUnits>
<Date>2013-09-30T00:00:00</Date>
<LocationCode>3202</LocationCode>
<PONumber>022548295755</PONumber>
</OrderDetail>
<OrderDetail action="add">
<OrderedUnits>18</OrderedUnits>
<Date>2013-09-30T00:00:00</Date>
<LocationCode>3202</LocationCode>
<PONumber>022548295762</PONumber>
</OrderDetail>
</OrderDetails>
30
2013-09-30T00:00:00
3202
022548295755
18
2013-09-30T00:00:00
3202
022548295762
您使用的是什么XSLT引擎?您使用的是XSLT 1.0还是2.0?
<OrderDetails>
<OrderDetail action="add">
<OrderedUnits>30</OrderedUnits>
<Date>2013-09-30T00:00:00</Date>
<LocationCode>3202</LocationCode>
<PONumber>022548295755</PONumber>
</OrderDetail>
<OrderDetail action="add">
<OrderedUnits>18</OrderedUnits>
<Date>2013-09-30T00:00:00</Date>
<LocationCode>3202</LocationCode>
<PONumber>022548295762</PONumber>
</OrderDetail>
</OrderDetails>